Author Topic: Geometry Question: tan arcs between non-parallel lines  (Read 1992 times)

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Anonymous

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Geometry Question: tan arcs between non-parallel lines
« on: September 21, 2004, 10:09:42 AM »
...Trying to connect the endpoints of two non-parallel lines using two arcs that are tangent to each other, as well as the two lines.

Think of it like this - two straight segments of road way, each approaching the bank on opposite sides of a river. The segments are non-parallel. Imagine constructing an s-curve bridge to connect the two road segments.

...how can I draft it with tangent arcs?

ACAD2000

Keith™

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Geometry Question: tan arcs between non-parallel lines
« Reply #1 on: September 21, 2004, 11:15:39 AM »
It seems to me that there was some discussion on this some time ago...
Try searching the swamp for "tanarc" if my memory serves me correctly
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sinc

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Geometry Question: tan arcs between non-parallel lines
« Reply #2 on: September 21, 2004, 11:55:22 AM »
I take it you're on Vanilla ACAD?  LDD has a nifty little "multiple curves" routine that will let you place up to ten curves together in a string like this, but I don't know if anyone has a homegrown version of it...

The LDD routine asks you for the two lines and the desired radii and lengths of all curve segments (except for one segment, which is designated to have a "floating" length that Autocad calcs).